20164110404 has 6 divisors (see below), whose sum is σ = 35287193214. Its totient is φ = 10082055200.

The previous prime is 20164110403. The next prime is 20164110413. The reversal of 20164110404 is 40401146102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19824076804 + 340033600 = 140798^2 + 18440^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20164110404.

It is not an unprimeable number, because it can be changed into a prime (20164110403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2520513797 + ... + 2520513804.

It is an arithmetic number, because the mean of its divisors is an integer number (5881198869).

Almost surely, 2^20164110404 is an apocalyptic number.

It is an amenable number.

20164110404 is a deficient number, since it is larger than the sum of its proper divisors (15123082810).

20164110404 is a wasteful number, since it uses less digits than its factorization.

20164110404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041027605 (or 5041027603 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20164110404 its reverse (40401146102), we get a palindrome (60565256506).

The spelling of 20164110404 in words is "twenty billion, one hundred sixty-four million, one hundred ten thousand, four hundred four".